General Hydroponics pH UP & DOWN Control Kit - pH Adjustment & Testing Kit
$19.99
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Easily and quickly test, adjust and control the pH levels in your system. The pH Control Kit includes one liquid pH test kit and 8 oz of each Up (base) and Down (acid). The pH Test Kit is a liquid tester that covers a pH range of 4.0 to 8.5. Includes sampling tube, reagent and color comparison card. Both pH Down and pH Up provide consistent and reliable performance.
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